12!10-1 trivially factors prime!: 23 (digits:2) 20!10-1 trivially factors prime!: 199 (digits:3) 40!10-1 trivially factors prime!: 239999 (digits:6) 48!10-1 trivially factors prime!: 7354367 (digits:7) 60!10-1 trivially factors prime!: 719999999 (digits:9) 62!10-1 trivally factors prime!: 2287853567 (digits:10) Primality testing 70!10-1 [N+1, BLS] 70!10-1 is prime! (0.031000 seconds) (digits:11) Primality testing 84!10-1 [N+1, BLS] 84!10-1 is prime! (0.000000 seconds) (digits:14) Primality testing 88!10-1 [N+1, BLS] 88!10-1 is prime! (0.000000 seconds) (digits:15) Primality testing 168!10-1 [N+1, BLS] 168!10-1 is prime! (0.000000 seconds) (digits:32) Primality testing 240!10-1 [N+1, BLS] 240!10-1 is prime! (0.016000 seconds) (digits:48) Primality testing 258!10-1 [N+1, BLS] 258!10-1 is prime! (0.000000 seconds) (digits:53) Primality testing 372!10-1 [N+1, BLS] 372!10-1 is prime! (0.031000 seconds) (digits:81) Primality testing 760!10-1 [N+1, BLS] 760!10-1 is prime! (0.016000 seconds) (digits:188) Primality testing 932!10-1 [N+1, BLS] 932!10-1 is prime! (0.047000 seconds) (digits:238) Primality testing 1010!10-1 [N+1, BLS] 1010!10-1 is prime! (0.047000 seconds) (digits:261) Primality testing 2110!10-1 [N+1, BLS] 2110!10-1 is prime! (0.344000 seconds) (digits:612) Primality testing 2464!10-1 [N+1, BLS] 2464!10-1 is prime! (1.906000 seconds) (digits:731) Primality testing 2490!10-1 [N+1, BLS] 2490!10-1 is prime! (0.516000 seconds) (digits:740) Primality testing 2702!10-1 [N+1, BLS] 2702!10-1 is prime! (1.687000 seconds) (digits:812) Primality testing 3180!10-1 [N+1, BLS] 3180!10-1 is prime! (0.922000 seconds) (digits:978) Primality testing 4744!10-1 [N+1, BLS] 4744!10-1 is prime! (1.782000 seconds) (digits:1540) Primality testing 6024!10-1 [N+1, BLS] 6024!10-1 is prime! (18.953000 seconds) (digits:2018) Primality testing 8858!10-1 [N+1, BLS] 8858!10-1 is prime! (8.390000 seconds) (digits:3114) Primality testing 9060!10-1 [N+1, BLS] 9060!10-1 is prime! (11.485000 seconds) (digits:3194) Primality testing 10322!10-1 [N+1, BLS] 10322!10-1 is prime! (15.687000 seconds) (digits:3697) Primality testing 13382!10-1 [N+1, BLS] 13382!10-1 is prime! (21.250000 seconds) (digits:4944) Primality testing 15778!10-1 [N+1, BLS] 15778!10-1 is prime! (35.735000 seconds) (digits:5941) Primality testing 19322!10-1 [N+1, BLS] 19322!10-1 is prime! (162.672000 seconds) (digits:7445) Primality testing 22372!10-1 [N+1, BLS] 22372!10-1 is prime! (316.328000 seconds) (digits:8762) Primality testing 22928!10-1 [N+1, BLS] 22928!10-1 is prime! (81.875000 seconds) (digits:9004) Primality testing 25344!10-1 [N+1, BLS] 25344!10-1 is prime! (463.422000 seconds) (digits:10063) Ken Davis 06/2003 Primality testing 28050!10-1 [N+1, BLS] 28050!10-1 is prime! (182.968000 seconds) (digits:11261) Ken Davis 06/2003 Primality testing 40604!10-1 [N+1, BLS]  40604!10-1 is prime! (1737.681000 seconds) (digits:16952) Ian Brown 11/2003 Primality testing 42282!10-1 [N+1, BLS]  42282!10-1 is prime! (508.838000 seconds) (digits:17727) Ian Brown 11/2003 Primality testing 45884!10-1 [N+1, BLS]  45884!10-1 is prime! (1659.776000 seconds) (digits:19400) Ian Brown 11/2003 Primality testing 52428!10-1 [N+1, BLS]  52428!10-1 is prime! (839.255000 seconds) (digits:22470) Ian Brown 11/2003 Primality testing 58250!10-1 [N+1, BLS]  58250!10-1 is prime! (1066.283000 seconds) (digits:25231) Ian Brown 11/2003 Primality testing 81220!10-1 [N+1, BLS]  81220!10-1 is prime! (5049.516000 seconds) (digits:36352) Ian Brown 11/2003 Primality testing 93612!10-1 [N+1, BLS]  93612!10-1 is prime! (11177.426000 seconds) (digits:42475) Ian Brown p93 11/2003 Primality testing 108650!10-1 [N+1, BLS]  Running N+1 test using discriminant 10883, base 1+sqrt(10883)  Running N+1 test using discriminant 10883, base 2+sqrt(10883)  108650!10-1 is prime! (1780.5526s+0.0617s) (digits:50001) Matt Mills 03/2009 Primality testing 121280!10-1 [N-1/N+1, BLS] Running N-1 test using base 12157 Running N+1 test using discriminant 12197, base 1+sqrt(12197) Running N+1 test using discriminant 12197, base 2+sqrt(12197) 121280!10-1 is prime! (1234.7391s+0.0705s)(digits:56392) MO 06/2014 Primality testing 123210!10-1 [N-1/N+1, BLS] Running N-1 test using base 12343 Running N+1 test using discriminant 12373, base 1+sqrt(12373) Running N+1 test using discriminant 12373, base 2+sqrt(12373) 123210!10-1 is prime! (1239.4490s+0.1093s)(digits:57374) MO 06/2014 Primality testing 136338!10-1 [N-1/N+1, BLS] Running N-1 test using base 5 Running N+1 test using discriminant 17191, base 2+sqrt(17191) Running N+1 test using discriminant 17191, base 3+sqrt(17191) 136338!10-1 is prime! (2625.8975s+0.0704s)(digits:64086) MO 06/2014 Primality testing 166424!10-1 [N-1/N+1, BLS] Running N-1 test using base 5 Running N+1 test using discriminant 20903, base 1+sqrt(20903) Running N+1 test using discriminant 20903, base 2+sqrt(20903) 166424!10-1 is prime! (4031.5510s+0.1599s)(digits:79669) MO 06/2014 Primality testing 213292!10-1 [N+1, BLS] Running N+1 test using discriminant 5, base 1+sqrt(5) 213292!10-1 is prime! (1076.0665s+0.6461s)(digits:104403) MO 02/2021 Primality testing 215644!10-1 [N+1, BLS] Running N+1 test using discriminant 5, base 1+sqrt(5) 215644!10-1 is prime! (1119.9235s+0.4986s)(digits:105657) MO 02/2021 Primality testing 281322!10-1 [N+1, BLS] Running N+1 test using discriminant 35339, base 1+sqrt(35339) 281322!10-1 is prime! (1984.2540s+0.6052s)(digits:141084) MO 02/2021 Primality testing 332982!10-1 [N+1, BLS] Running N+1 test using discriminant 5, base 1+sqrt(5) 332982!10-1 is prime! (2862.0788s+0.9131s)(digits:169429) MO 02/2021